Power Systems A 3-phase transmission line has its conductors at the corners of an equilateral triangle with side 3m. The diameter of each conductor is 1.63 cm. The inductance of the line per phase per km is 1.093 mH 1.043 mH 1.182 mH 1.232 mH 1.093 mH 1.043 mH 1.182 mH 1.232 mH ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power generated by two plants are; P1 = 50 MW, P2 = 40 MW. If the loss coefficients are B11 = 0.001, B22 = 0.0025 and B12 = -0.0005, then power loss will be 6.5 MW 4.5 MW 8.5 MW 5.5 MW 6.5 MW 4.5 MW 8.5 MW 5.5 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Earthing switch is used for discharging residual energies protection of equipment from ground faults measuring of safety voltage All of these discharging residual energies protection of equipment from ground faults measuring of safety voltage All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems What type of back up protection is used for alternators? Impedance relay. Mho relay. IDMT relay. Buchholz relay. Impedance relay. Mho relay. IDMT relay. Buchholz relay. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power station has a maximum demand of 15000 kW. The annual load factor is 50% and plant capacity factor is 40%. What is the reserve capacity of the plant? 7500 kW 3000 kW 6000 kW 3750 kW 7500 kW 3000 kW 6000 kW 3750 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Non-commercial sources of energy are fossil fuel, hydro power and nuclear power. solar, wind and biomass. None of these wood, animal wastes and agricultural wastes. fossil fuel, hydro power and nuclear power. solar, wind and biomass. None of these wood, animal wastes and agricultural wastes. ANSWER DOWNLOAD EXAMIANS APP
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